diff --git a/roles/aerc/templates/accounts.conf b/roles/aerc/templates/accounts.conf
index 3475674..d2ac152 100644
--- a/roles/aerc/templates/accounts.conf
+++ b/roles/aerc/templates/accounts.conf
@@ -10,4 +10,5 @@ aliases             = {{ item.aliases | join(", ") }}
 {% endif %}
 copy-to             = Sent
 cache-headers       = true
+pgp-auto-sign       = true
 {% endfor %}